Winter Crows — A slide program on crows will be followed by a trip to Springfield to see a nighttime roost on Sunday from 2 to 6 p.m., offered by Arcadia Wildlife Sanctuary, Easthampton. Fee: $15. Preregistration required; call 584-3009 or email arcadia@massaudubon.org.

Snowshoeing for Seniors — All Out Adventures sponsors guided beginners and intermediate group snowshoeing for ages 60 and up Mondays, Feb. 4 and 18, from 10 a.m. to noon, at the DAR State Forest, Route 112, Goshen; and on Feb. 11 and 25 from 10 a.m. to noon at the Wendell State Forest, Montague Road, Wendell. Free; equipment provided. Preregistration required; call 527-8980 or go to www.alloutadventures.org.

Snowshoeing for Ages 60 and Over — All Out Adventures sponsors free programs Feb. 6 and 20 from 10 a.m. to 2 p.m., at the DAR State Forest, Route 112, Goshen. Equipment provided. For information call 527-8980 or email info@alloutadventures.

Pioneer Valley Women’s Running Club — Weekly fun runs at Whiting Reservoir on Mount Tom take place Thursdays at 8 a.m. For information go to pvwrc.org.

Snowshoeing for Ages 60 and Over — All Out Adventures sponsors a free program Feb. 13 from 10 a.m. to 2 p.m., at Mount Tom State Reservation, Route 5, Holyoke. Equipment provided. For information call 527-8980 or info@alloutadventures.

Winter Wilderness Weekend for Adults — Earthwork Programs sponsors a weekend of activities Feb. 16 to 18, in foothills of the Berkshires. A $350-$450 sliding scale fee includes food, lodging, workshops. For information go to www.earthworkprograms.com or call 522-0338.

Life Under the Ice in a Winter Stream — A walk with naturalist Laurie Sanders takes place Feb. 16 at 1 p.m., beginning at the Westhampton Public Library, 1 North Road, Westhampton. For information call 527-5386.

Animal Tracking in the Field — Arcadia Wildlife Sanctuary sponsors a tracking program with Susan Morse at Quabbin Reservoir Feb. 23 from 9 a.m. to noon and from 1 to 4 p.m. Fee: $38. Preregistration required; call 584-3009 or go to arcadia@massaudubon.org.